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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-07-05 17:13:03 (GMT) |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-07-05 17:13:03 (GMT) |
commit | 5e66dd6d66ffe758b39b6dcadf2330753ee1159b (patch) | |
tree | a72cdcff4448e4af9425cc213ddf56ab23e697fe /include/asm-x86_64/system.h | |
parent | 026477c1141b67e98e3bd8bdedb7d4b88a3ecd09 (diff) | |
parent | ca78f6baca863afe2e6a244a0fe94b3a70211d46 (diff) | |
download | linux-fsl-qoriq-5e66dd6d66ffe758b39b6dcadf2330753ee1159b.tar.xz |
Merge branch 'master' of /home/trondmy/kernel/linux-2.6/
Diffstat (limited to 'include/asm-x86_64/system.h')
-rw-r--r-- | include/asm-x86_64/system.h | 38 |
1 files changed, 1 insertions, 37 deletions
diff --git a/include/asm-x86_64/system.h b/include/asm-x86_64/system.h index 68e559f..f67f287 100644 --- a/include/asm-x86_64/system.h +++ b/include/asm-x86_64/system.h @@ -244,43 +244,7 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, #define warn_if_not_ulong(x) do { unsigned long foo; (void) (&(x) == &foo); } while (0) -/* interrupt control.. */ -#define local_save_flags(x) do { warn_if_not_ulong(x); __asm__ __volatile__("# save_flags \n\t pushfq ; popq %q0":"=g" (x): /* no input */ :"memory"); } while (0) -#define local_irq_restore(x) __asm__ __volatile__("# restore_flags \n\t pushq %0 ; popfq": /* no output */ :"g" (x):"memory", "cc") - -#ifdef CONFIG_X86_VSMP -/* Interrupt control for VSMP architecture */ -#define local_irq_disable() do { unsigned long flags; local_save_flags(flags); local_irq_restore((flags & ~(1 << 9)) | (1 << 18)); } while (0) -#define local_irq_enable() do { unsigned long flags; local_save_flags(flags); local_irq_restore((flags | (1 << 9)) & ~(1 << 18)); } while (0) - -#define irqs_disabled() \ -({ \ - unsigned long flags; \ - local_save_flags(flags); \ - (flags & (1<<18)) || !(flags & (1<<9)); \ -}) - -/* For spinlocks etc */ -#define local_irq_save(x) do { local_save_flags(x); local_irq_restore((x & ~(1 << 9)) | (1 << 18)); } while (0) -#else /* CONFIG_X86_VSMP */ -#define local_irq_disable() __asm__ __volatile__("cli": : :"memory") -#define local_irq_enable() __asm__ __volatile__("sti": : :"memory") - -#define irqs_disabled() \ -({ \ - unsigned long flags; \ - local_save_flags(flags); \ - !(flags & (1<<9)); \ -}) - -/* For spinlocks etc */ -#define local_irq_save(x) do { warn_if_not_ulong(x); __asm__ __volatile__("# local_irq_save \n\t pushfq ; popq %0 ; cli":"=g" (x): /* no input */ :"memory"); } while (0) -#endif - -/* used in the idle loop; sti takes one instruction cycle to complete */ -#define safe_halt() __asm__ __volatile__("sti; hlt": : :"memory") -/* used when interrupts are already enabled or to shutdown the processor */ -#define halt() __asm__ __volatile__("hlt": : :"memory") +#include <linux/irqflags.h> void cpu_idle_wait(void); |